<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>表格布局</title>
</head>
<style>
    *{
        margin:0 auto;
    }
    .container{
        width:100%;
        display: grid;
        grid-template-columns: 200px auto 200px;
        grid-template-rows: 300px;
    }
    .left,.right,.conter{
        /* display: table-cell; */
    }
    .left{
        width:200px;
        background:red;
    }
    .right{
        width:200px;
        background:orangered;
    }
    .conter{
        width:100%;
        background:plum;
    }
</style>
<body>
    <div class="container">
        <div class="left">left</div>
        <div class="conter">conter</div>
        <div class="right">right</div>
    </div>
</body>
</html>